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GB/T 2679.12-2013 English PDF

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Q: Should I purchase the latest version GB/T 2679.12-2013?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 2679.12-2013 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$399.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 2679.12-2013: Paper and board -- Qualitative analysis of mineral filler and mineral coating -- Chemical method
Status: Valid

GB/T 2679.12: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 2679.12-2013	399	Add to Cart	3 days	Paper and board -- Qualitative analysis of mineral filler and mineral coating -- Chemical method	Valid
GB/T 2679.12-1993	639	Add to Cart	5 days	Paper and board. Qualitative analysis of mineral filler and mineral coating. Chemical method	Obsolete

Similar standards

GB/T 2678.2 GB/T 2679.1 GB/T 1541 GB/T 2678.6 GB/T 2679.8 GB/T 2679.2

Basic data

Standard ID: GB/T 2679.12-2013 (GB/T2679.12-2013)
Description (Translated English): Paper and board -- Qualitative analysis of mineral filler and mineral coating -- Chemical method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Y30
Classification of International Standard: 85.010
Word Count Estimation: 17,114
Older Standard (superseded by this standard): GB/T 2679.12-1993
Quoted Standard: GB/T 450; GB/T 742
Regulation (derived from): National Standards Bulletin No. 25 of 2013
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the method of qualitative analysis of inorganic filler paper and paperboard coatings and inorganic chemistry. This standard applies to paper and cardboard in the qualitative analysis of inorganic fillers and inorganic coated paper

GB/T 2679.12-2013: Paper and board -- Qualitative analysis of mineral filler and mineral coating -- Chemical method

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Paper and board. Qualitative analysis of mineral filler and mineral coating. Chemical method ICS 85-010 Y30 National Standards of People's Republic of China Replacing GB/T 2679.12-1993 Paper and cardboard inorganic filler and inorganic coatings qualitative Chemical analysis -Chemicalmethod Issued on. 2013-12-17 2014-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. Please note that some content of this document may involve patents, the issuing authority of this document does not assume responsibility for the identification of these patents. This standard replaces GB/T 2679.12-1993 "paper and paperboard coatings of inorganic filler and inorganic qualitative analysis of chemical" method, this standard Compared with GB/T 2679.12-1993, main technical differences are as follows. --- Modify the normative references; --- Modify the sample taken provisions; --- Modify the chemical analysis of the legal part, chemical analysis part of the modified divided into sulfites, sulfides and carbonates Kam Do, sulfate, aluminum hydroxide, sodium aluminosilicate, aluminum, calcium or magnesium silicate, diatomaceous earth, calcium or barium, titanium dioxide identification, sulfuric acid Salt, identification zinc, magnesium, aluminum, barium and calcium, magnesium, aluminum silicates (talc, kaolin), aluminum hydroxide, sulfate identification dioxide Silica, barium sulfate and titanium dioxide of five parts, and the five-part text descriptions and illustrations to combine together; --- Delete the original standard atomic absorption spectrophotometry. The standard proposed by China National Light Industry Council. The standard paper by the National Standardization Technical Committee (SAC/TC141) centralized. This standard was drafted. China Pulp and Paper Research Institute, the national paper quality supervision and inspection center, China Paper Association Professional Committee of Standardization Members will. The main drafters of this standard. Gao Jun, Li Ping. The standard standard replaces the previous editions. --- GB/T 2679.12-1993 Paper and cardboard inorganic filler and inorganic coatings qualitative Chemical analysis

1 Scope

This standard specifies the method for qualitative analysis of inorganic filler in paper and paperboard coatings and inorganic chemistry. This standard applies to paper and paperboard qualitative analysis of inorganic filler and coating of paper processing inorganic coatings.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. Latitude and take samples to GB/T 450 paper and paperboard samples, positive and negative determination Determination of GB/T 742 paper-making raw material, pulp, paper and paperboard ash Principle 3 The sample was calcined (575 ℃ ± 25 ℃) after, according to the residue (ash) content and the form of a preliminary identification of whether or not containing inorganic filler and no Machine was paint. If containing an inorganic filler, and then the sample, the sample separation residue after ignition coating or chemical analysis, according to the technology Chemical reaction phenomena or infrared spectra qualitative analysis filler or coating composition.

4 Reagents

Unless otherwise stated, during the test using only recognized as analytical grade reagents and distilled or deionized water or equivalent purity. 4.1 of concentrated hydrochloric acid. HCl (ρ20 ℃ = 1.19g/mL). 4.2 hydrochloric acid a 1. 1 (volume fraction). 4.3 HCl. c (HCl) ≈2mol/L, the concentrated hydrochloric acid was dissolved in 15mL 75mL of water and dilute to 100mL. 4.4 Lead acetate paper, filter paper soaked in saturated lead acetate [Pb (C2H3O2) · 3H2O] solution, after removing dried spare. 4.5 potassium dichromate (K2Cr2O7) solution. 4% (mass fraction). 4.6 calcium hydroxide solution. dissolving about 0.2g of calcium hydroxide [Ca (OH) 2] in 100mL of water and filtered. 4.7 iodine solution. c (1/2I2) ≈0.1mol/L. 4.8 Ammonium sulfate. (NH4) 2SO4. 4.9 of concentrated sulfuric acid. H2SO4 (ρ20 ℃ ≈1.84g/mL). 4.10 dilute sulfuric acid. 5% (mass fraction), 3mL of concentrated sulfuric acid was added to about 75mL of water and then diluted to 100mL. 4.11 solution of hydrogen peroxide (H2O2). 30% (mass fraction). 4.12 Barium chloride solution. 10% (mass fraction). 4.13 potassium ferrocyanide solution. take 15g potassium ferrocyanide [K4Fe (CN) 6 · 3H2O] was dissolved in 1000mL of water. 4.14 Diphenlthiourea Kabbah hydrazone (also known as dithizone dithizone) solution, dissolve 10g two diphenylthiocarbazone in 100mL of carbon tetrachloride (CCl4) in. 4.15 Test magnesium Spirit. dissolve 0.5g of nitrobenzene resorcinol [4- (nitrophenylazo) resorci-nol] in 100mL1% hydroxide ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 2679.12-2013_English be delivered?

Answer: Upon your order, we will start to translate GB/T 2679.12-2013_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 2679.12-2013_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 2679.12-2013_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 2679.12-2013?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 2679.12-2013 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.